<template>
  <div class="container">
    <div class="app-container">
      <el-tree
        default-expand-all
        :expand-on-click-node="false"
        :data="depts"
        :props="defaultProps"
        @node-click="handleNodeClick"
      >
        <template v-slot="{ data }">
          <el-row
            style="width: 100%; height: 40px"
            type="flex"
            justify="space-between"
            align="middle"
          >
            <el-col>{{ data.name }}</el-col>
            <el-col :span="6">
              <span class="tree-manager">{{ data.managerName }}</span>
              <!-- $event 实参 表示类型 -->
              <el-dropdown
                style="margin-left: 30px"
                @command="operateDept($event, data.id)"
              >
                <!-- 显示区域内容 -->
                <span class="el-dropdown-link"
                  >操作<i class="el-icon-arrow-down el-icon--right"
                /></span>
                <!-- 下拉菜单选项 -->
                <el-dropdown-menu slot="dropdown">
                  <el-dropdown-item command="add">添加子部门</el-dropdown-item>
                  <el-dropdown-item command="edit">编辑部门</el-dropdown-item>
                  <el-dropdown-item command="del">删除</el-dropdown-item>
                </el-dropdown-menu>
              </el-dropdown>
            </el-col>
          </el-row>
        </template>
      </el-tree>
    </div>
    <addDept
      ref="addDept"
      @updateDepartment="getDepartment"
      :currentNodeId="currentNodeId"
      :showDialog.sync="showDialog"
    ></addDept>
  </div>
</template>
<script>
import { getDepartment ,delDepartment} from "@/api/department";
import { transListToTreeData } from "@/utils";
export default {
  name: "Department",
  components: {
    addDept: () => import("@/views/department/components/add-dept"),
  },
  data() {
    return {
      currentNodeId: null, // 存储当前点击的id
      depts: [],
      showDialog: false,
      defaultProps: {
        children: "children",
        label: "name",
      },
    };
  },
  methods: {
    operateDept(type, data) {
      console.log(type, data);
      if (type === "add") {
        this.showDialog = true;
        this.currentNodeId = data;
      } else if (type === "edit") {
        this.currentNodeId = data; // 记录id 要用它获取数据
        this.$nextTick(async() => {
          await this.$refs.addDept.getDepartmentDetail(); // this.$refs.addDept等同于子组件的this
          this.showDialog = true;
        });
      }else {
        // 删除部门
        this.$confirm('您确认要删除该部门吗').then(async() => {
          await delDepartment(data)
          // 提示消息
          this.$message.success('删除部门成功')
          this.getDepartment()
        })
      }
    },
    handleNodeClick(data) {
      console.log(data);
    },
    async getDepartment() {
      // 这里是获取部门数据的方法
      const res = await getDepartment();
      this.depts = transListToTreeData(res, 0);
    },
  },
  created() {
    // 获取部门数据
    this.getDepartment();
  },
};
</script>
<style scoped>
.app-container {
  padding: 30px 140px;
  font-size: 14px;
}
.tree-manager {
  width: 50px;
  display: inline-block;
  margin: 10px;
}
</style>
